Jie Tang is an associate professor at the Department of Computer Science and Technology, Tsinghua University. He serves as the director of Scientific Office of the Department of Computer Science. His main research interests include social network analysis and data mining. He has been a visiting scholar at Cornell University, Chinese University of Hong Kong, Hong Kong University of Science and Technology, and Leuven University. He has published over 100 research papers in major international journals and conferences. He serves as PC Co-Chair of WSDM’15, ADMA’11, SocInfo’12, Poster Co-Chair of SIGKDD’14, Workshop Co-Chair of SIGKDD’13, Local Chair of SIGKDD'12, Publications Co-Chairs of SIGKDD'11, and also serves as the PC member of more than 50 international conferences. He is now leading the project Arnetminer.org for academic social network analysis and mining, which has attracted millions of independent IP accesses from 220 countries/regions in the world. He was honored with the CCF Young Scientist Award, NSFC Excellent Young Scholar, and IBM Innovation Faculty Award.